Valid

GB/T 4984-2023Chemical analysis of refractories containning zirconia (English PDF)

含锆耐火材料化学分析方法

Preview PDF

This is a limited preview

Buy now to download the full PDF (38 pages)

Need quotation for your management?

Get a formal quotation for GB/T 4984-2023 in 30 minutes.

Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

December 28, 2023

Implementation date

July 1, 2024

Scope

GB/T 4984-2023 is the English-translated version of 含锆耐火材料化学分析方法.

GB/T 4984-2023 is the Chinese standard "Chemical analysis of refractories containning zirconia".

Its scope clause reads: This document specifies methods for the chemical analysis of zirconium-containing refractories: The analysis items of this document are as follows: a) Loss on ignition (LOI); b) Silica (SiO2); c) Aluminum oxide (Al2O3); d) Zirconia (hafnium) [Zr(Hf)O2]; e) Zirconia (ZrO2); f) Hafnium oxide (HfO2); g) Titanium dioxide (TiO2); h) Iron oxide (Fe2O3); i) Potassium oxide (K2O); j) Sodium oxide (Na2O); k) Calcium oxide (CaO); l) Magnesium oxide (MgO); m) Manganese monoxide (MnO); n) Phosphorus pentoxide (P2O5); o) Chromium trioxide (Cr2O3); p) Yttrium trioxide (Y2O3): The measurement range applicable to the analysis items in this document is shown in Table 1: Table 1 Measuring range Analysis item measurement range (mass fraction)/% Analysis item measurement range (mass fraction)/% LOI -1~40 K2O <=20 SiO2 <=50 Na2O <=20 Al2O3 <=90 CaO <=20 Zr(Hf)O2 1~99 MgO <=20 ZrO2 <=95 MnO <=20 HfO2 <=20 P2O5 <=20 TiO2 <=20 Cr2O3 <=40 Fe2O3 <=20 Y2O3 <=20. Its clauses include normative reference documents.

Found what you need?

Document preview — GB/T 4984-2023

National Standard of the People's Republic of China

ICS: 81.080
Classification: Q 40
Replacing: GB/T 4984-2007

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Preface
1 Scope
2 Normative references
3 Terms and Definitions
4 Instruments and Equipment
5 Sample preparation
6 General
7 Test Report
8 Determination of loss on ignition
9 Determination of Silica
10 Determination of aluminum oxide
11 Determination of zirconium oxide (hafnium)
12 Determination of titanium dioxide
13 Determination of iron oxide
14 Determination of potassium oxide, sodium oxide, calcium oxide, magnesium oxide and iron oxide
15 Determination of manganese monoxide
16 Determination of phosphorus pentoxide
17 Determination of chromium trioxide
Appendix A (Normative) Procedure for Acceptance of Analytical Values
Appendix B (informative) Establishment of standard curve for inductively coupled plasma emission spectrometer

1 Scope

This document specifies methods for the chemical analysis of zirconium-containing refractories: The analysis items of this document are as follows:

a) Loss on ignition (LOI);

b) Silica (SiO2);

c) Aluminum oxide (Al2O3);

d) Zirconia (hafnium) [Zr(Hf)O2];

e) Zirconia (ZrO2);

f) Hafnium oxide (HfO2);

g) Titanium dioxide (TiO2);

h) Iron oxide (Fe2O3);

i) Potassium oxide (K2O);

j) Sodium oxide (Na2O);

k) Calcium oxide (CaO);

l) Magnesium oxide (MgO);

m) Manganese monoxide (MnO);

n) Phosphorus pentoxide (P2O5);

o) Chromium trioxide (Cr2O3);

p) Yttrium trioxide (Y2O3):

The measurement range applicable to the analysis items in this document is shown in Table 1:

Table 1 Measuring range

Analysis item measurement range (mass fraction)/% Analysis item measurement range (mass fraction)/%

LOI -1~40 K2O <=20

SiO2 <=50 Na2O <=20

Al2O3 <=90 CaO <=20

Zr(Hf)O2 1~99 MgO <=20

ZrO2 <=95 MnO <=20

HfO2 <=20 P2O5 <=20

TiO2 <=20 Cr2O3 <=40

Fe2O3 <=20 Y2O3 <=20

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, the dated quotations

For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all change orders) applies to […]

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 38 pages — is available in the English PDF.

Referenced standards

Cited by

Similar standards

GB/T 14983-2026|GB/T 22588-2026|GB/T 47108-2026|GB/T 16555-2025|GB/T 2608-2025|GB/T 32832-2025

Editions of GB/T 4984

Edition	Title	Revision	Status
GB/T 4984-2023	Chemical analysis of refractories containning zirconia	current edition	Current
GB/T 4984-2007	Chemical analysis of refractories containning zirconia	previous edition	Superseded

This page sells the current edition, GB/T 4984-2023. Earlier editions are listed for reference only.

How to Download GB/T 4984-2023

1
Add to cart
Click "Download PDF" on this page and choose "Buy this standard". You can add more standards before checkout.
2
Checkout
Enter your email and billing details. Payment is processed securely by Stripe (cards or bank transfer). Prefer bank details? Request a quotation (min. order $300).
3
Instant delivery (0–9 sec)
Delivery is automatic: within seconds of payment you'll receive an email with a secure download link. The link stays valid for 72 hours.
4
Invoice included
A tax invoice is attached to the confirmation email. Need a custom invoice? Contact us.